The poet is using a metaphor. Your answer is correct.
An effect generated by a cause can itself become the cause of the next effect
Black men are being victimized because of the accusation that they raped white women, but of this there is no history, it was a motive that was used to justify the lynching. That blacks were inferior to whites and therefore there was justification for this society as a whole to be overthrown. Also because they were becoming a primitive race.
From research, I believe the answer is C. I hope this helps!
Explanation:
I don't get it .Your question is not clear. Please pardon me .If you find it rude